package com.wangzhan.servlet;

import java.io.IOException;
import java.io.PrintWriter;
import java.util.ArrayList;

import javax.servlet.ServletException;
import javax.servlet.annotation.WebServlet;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import com.wangzhan.entity.Chanpin;
import com.wangzhan.service.ChanpinManager;
import com.util.Result;

/**
 * Servlet implementation class Gongsichaxunservlet
 */
@WebServlet("/Chanpinchaxunservlet")
public class Chanpinchaxunservlet extends HttpServlet {
	private static final long serialVersionUID = 1L;

	/**
	 * @see HttpServlet#HttpServlet()
	 */
	public Chanpinchaxunservlet() {
		super();
		// TODO Auto-generated constructor stub
	}

	/**
	 * @see HttpServlet#doGet(HttpServletRequest request, HttpServletResponse
	 *      response)
	 */
	protected void doGet(HttpServletRequest request, HttpServletResponse response)
			throws ServletException, IOException {
		request.setCharacterEncoding("UTF-8");

		request.setCharacterEncoding("UTF-8");
		String pageS = request.getParameter("page");
		int page = 0;
		if (pageS != null && !pageS.equals("")) {
			page = Integer.parseInt(pageS);
		}
 
		String limitS = request.getParameter("limit");
		int limit = 0;
		if (limitS != null && !limitS.equals("")) {
			limit = Integer.parseInt(limitS);
		}
          String id=request.getParameter("id");
          String cpmc=request.getParameter("cpmc");
          String fenlei=request.getParameter("fenlei");
	ChanpinManager m = new ChanpinManager();
		
		ArrayList<Chanpin> list = m.query(page, limit,id,cpmc,fenlei);
		int count = m.count();

		response.setContentType("text/json");
		response.setCharacterEncoding("UTF-8");
		Result r = new Result(count, list);
		PrintWriter out = response.getWriter();
		out.print(r.toJson());
		out.flush();
		out.close();
	}

	/**
	 * @see HttpServlet#doPost(HttpServletRequest request, HttpServletResponse
	 *      response)
	 */
	protected void doPost(HttpServletRequest request, HttpServletResponse response)
			throws ServletException, IOException {
		// TODO Auto-generated method stub
		doGet(request, response);
	}

}
